/*
 *  Copyright (C) 2012 Samsung Electronics
 *  Rajeshwari Shinde <rajeshwari.s@samsung.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef __MAX77686_H_
#define __MAX77686_H_

#include <power/pmic.h>

enum {
	MAX77686_REG_PMIC_ID		= 0x0,
	MAX77686_REG_PMIC_INTSRC,
	MAX77686_REG_PMIC_INT1,
	MAX77686_REG_PMIC_INT2,
	MAX77686_REG_PMIC_INT1MSK,
	MAX77686_REG_PMIC_INT2MSK,

	MAX77686_REG_PMIC_STATUS1,
	MAX77686_REG_PMIC_STATUS2,

	MAX77686_REG_PMIC_PWRON,
	MAX77686_REG_PMIC_ONOFFDELAY,
	MAX77686_REG_PMIC_MRSTB,

	MAX77686_REG_PMIC_BUCK1CRTL	= 0x10,
	MAX77686_REG_PMIC_BUCK1OUT,
	MAX77686_REG_PMIC_BUCK2CTRL1,
	MAX77686_REG_PMIC_BUCK234FREQ,
	MAX77686_REG_PMIC_BUCK2DVS1,
	MAX77686_REG_PMIC_BUCK2DVS2,
	MAX77686_REG_PMIC_BUCK2DVS3,
	MAX77686_REG_PMIC_BUCK2DVS4,
	MAX77686_REG_PMIC_BUCK2DVS5,
	MAX77686_REG_PMIC_BUCK2DVS6,
	MAX77686_REG_PMIC_BUCK2DVS7,
	MAX77686_REG_PMIC_BUCK2DVS8,
	MAX77686_REG_PMIC_BUCK3CTRL,
	MAX77686_REG_PMIC_BUCK3DVS1	= 0x1e,
	MAX77686_REG_PMIC_BUCK3DVS2,
	MAX77686_REG_PMIC_BUCK3DVS3,
	MAX77686_REG_PMIC_BUCK3DVS4,
	MAX77686_REG_PMIC_BUCK3DVS5,
	MAX77686_REG_PMIC_BUCK3DVS6,
	MAX77686_REG_PMIC_BUCK3DVS7,
	MAX77686_REG_PMIC_BUCK3DVS8,
	MAX77686_REG_PMIC_BUCK4CTRL1,
	MAX77686_REG_PMIC_BUCK4DVS1	= 0x28,
	MAX77686_REG_PMIC_BUCK4DVS2,
	MAX77686_REG_PMIC_BUCK4DVS3,
	MAX77686_REG_PMIC_BUCK4DVS4,
	MAX77686_REG_PMIC_BUCK4DVS5,
	MAX77686_REG_PMIC_BUCK4DVS6,
	MAX77686_REG_PMIC_BUCK4DVS7,
	MAX77686_REG_PMIC_BUCK4DVS8,
	MAX77686_REG_PMIC_BUCK5CTRL,
	MAX77686_REG_PMIC_BUCK5OUT,
	MAX77686_REG_PMIC_BUCK6CRTL,
	MAX77686_REG_PMIC_BUCK6OUT,
	MAX77686_REG_PMIC_BUCK7CRTL,
	MAX77686_REG_PMIC_BUCK7OUT,
	MAX77686_REG_PMIC_BUCK8CRTL,
	MAX77686_REG_PMIC_BUCK8OUT,
	MAX77686_REG_PMIC_BUCK9CRTL,
	MAX77686_REG_PMIC_BUCK9OUT,

	MAX77686_REG_PMIC_LDO1CTRL1	= 0x40,
	MAX77686_REG_PMIC_LDO2CTRL1,
	MAX77686_REG_PMIC_LDO3CTRL1,
	MAX77686_REG_PMIC_LDO4CTRL1,
	MAX77686_REG_PMIC_LDO5CTRL1,
	MAX77686_REG_PMIC_LDO6CTRL1,
	MAX77686_REG_PMIC_LDO7CTRL1,
	MAX77686_REG_PMIC_LDO8CTRL1,
	MAX77686_REG_PMIC_LDO9CTRL1,
	MAX77686_REG_PMIC_LDO10CTRL1,
	MAX77686_REG_PMIC_LDO11CTRL1,
	MAX77686_REG_PMIC_LDO12CTRL1,
	MAX77686_REG_PMIC_LDO13CTRL1,
	MAX77686_REG_PMIC_LDO14CTRL1,
	MAX77686_REG_PMIC_LDO15CTRL1,
	MAX77686_REG_PMIC_LDO16CTRL1,
	MAX77686_REG_PMIC_LDO17CTRL1,
	MAX77686_REG_PMIC_LDO18CTRL1,
	MAX77686_REG_PMIC_LDO19CTRL1,
	MAX77686_REG_PMIC_LDO20CTRL1,
	MAX77686_REG_PMIC_LDO21CTRL1,
	MAX77686_REG_PMIC_LDO22CTRL1,
	MAX77686_REG_PMIC_LDO23CTRL1,
	MAX77686_REG_PMIC_LDO24CTRL1,
	MAX77686_REG_PMIC_LDO25CTRL1,
	MAX77686_REG_PMIC_LDO26CTRL1,
	MAX77686_REG_PMIC_LDO1CTRL2,
	MAX77686_REG_PMIC_LDO2CTRL2,
	MAX77686_REG_PMIC_LDO3CTRL2,
	MAX77686_REG_PMIC_LDO4CTRL2,
	MAX77686_REG_PMIC_LDO5CTRL2,
	MAX77686_REG_PMIC_LDO6CTRL2,
	MAX77686_REG_PMIC_LDO7CTRL2,
	MAX77686_REG_PMIC_LDO8CTRL2,
	MAX77686_REG_PMIC_LDO9CTRL2,
	MAX77686_REG_PMIC_LDO10CTRL2,
	MAX77686_REG_PMIC_LDO11CTRL2,
	MAX77686_REG_PMIC_LDO12CTRL2,
	MAX77686_REG_PMIC_LDO13CTRL2,
	MAX77686_REG_PMIC_LDO14CTRL2,
	MAX77686_REG_PMIC_LDO15CTRL2,
	MAX77686_REG_PMIC_LDO16CTRL2,
	MAX77686_REG_PMIC_LDO17CTRL2,
	MAX77686_REG_PMIC_LDO18CTRL2,
	MAX77686_REG_PMIC_LDO19CTRL2,
	MAX77686_REG_PMIC_LDO20CTRL2,
	MAX77686_REG_PMIC_LDO21CTRL2,
	MAX77686_REG_PMIC_LDO22CTRL2,
	MAX77686_REG_PMIC_LDO23CTRL2,
	MAX77686_REG_PMIC_LDO24CTRL2,
	MAX77686_REG_PMIC_LDO25CTRL2,
	MAX77686_REG_PMIC_LDO26CTRL2,

	MAX77686_REG_PMIC_BBAT		= 0x7e,
	MAX77686_REG_PMIC_32KHZ,

	MAX77686_NUM_OF_REGS,
};

/* I2C device address for pmic max77686 */
#define MAX77686_I2C_ADDR	(0x12 >> 1)
#define MAX77686_LDO_NUM	26
#define MAX77686_BUCK_NUM	9

/* Drivers name */
#define MAX77686_LDO_DRIVER	"max77686_ldo"
#define MAX77686_BUCK_DRIVER	"max77686_buck"

enum {
	REG_DISABLE = 0,
	REG_ENABLE
};

enum {
	LDO_OFF = 0,
	LDO_ON,

	DIS_LDO = (0x00 << 6),
	EN_LDO = (0x3 << 6),
};

enum {
	OPMODE_OFF = 0,
	OPMODE_LPM,
	OPMODE_STANDBY,
	OPMODE_STANDBY_LPM,
	OPMODE_ON,
};

#ifdef CONFIG_POWER
int max77686_set_ldo_voltage(struct pmic *p, int ldo, ulong uV);
int max77686_set_ldo_mode(struct pmic *p, int ldo, char opmode);
int max77686_set_buck_voltage(struct pmic *p, int buck, ulong uV);
int max77686_set_buck_mode(struct pmic *p, int buck, char opmode);
#endif

#define MAX77686_LDO_VOLT_MAX_HEX	0x3f
#define MAX77686_LDO_VOLT_MASK		0x3f
#define MAX77686_LDO_MODE_MASK		0xc0
#define MAX77686_LDO_MODE_OFF		(0x00 << 0x06)
#define MAX77686_LDO_MODE_LPM		(0x01 << 0x06)
#define MAX77686_LDO_MODE_STANDBY	(0x01 << 0x06)
#define MAX77686_LDO_MODE_STANDBY_LPM	(0x02 << 0x06)
#define MAX77686_LDO_MODE_ON		(0x03 << 0x06)
#define MAX77686_BUCK234_VOLT_MAX_HEX	0xff
#define MAX77686_BUCK234_VOLT_MASK	0xff
#define MAX77686_BUCK_VOLT_MAX_HEX	0x3f
#define MAX77686_BUCK_VOLT_MASK		0x3f
#define MAX77686_BUCK_MODE_MASK		0x03
#define MAX77686_BUCK_MODE_SHIFT_1	0x00
#define MAX77686_BUCK_MODE_SHIFT_2	0x04
#define MAX77686_BUCK_MODE_OFF		0x00
#define MAX77686_BUCK_MODE_STANDBY	0x01
#define MAX77686_BUCK_MODE_LPM		0x02
#define MAX77686_BUCK_MODE_ON		0x03

/* For regulator hex<->volt conversion */
#define MAX77686_LDO_UV_MIN		800000 /* Minimum LDO uV value */
#define MAX77686_LDO_UV_LSTEP		25000 /* uV lower value step */
#define MAX77686_LDO_UV_HSTEP		50000 /* uV higher value step */
#define MAX77686_BUCK_UV_LMIN		600000 /* Lower minimun BUCK value */
#define MAX77686_BUCK_UV_HMIN		750000 /* Higher minimun BUCK value */
#define MAX77686_BUCK_UV_LSTEP		12500  /* uV lower value step */
#define MAX77686_BUCK_UV_HSTEP		50000  /* uV higher value step */

/* Buck1 1 volt value */
#define MAX77686_BUCK1OUT_1V	0x5
/* Buck1 1.05 volt value */
#define MAX77686_BUCK1OUT_1_05V    0x6
#define MAX77686_BUCK1CTRL_EN	(3 << 0)
/* Buck2 1.3 volt value */
#define MAX77686_BUCK2DVS1_1_3V	0x38
#define MAX77686_BUCK2CTRL_ON	(1 << 4)
/* Buck3 1.0125 volt value */
#define MAX77686_BUCK3DVS1_1_0125V	0x21
#define MAX77686_BUCK3CTRL_ON	(1 << 4)
/* Buck4 1.2 volt value */
#define MAX77686_BUCK4DVS1_1_2V	0x30
#define MAX77686_BUCK4CTRL_ON	(1 << 4)
/* LDO2 1.5 volt value */
#define MAX77686_LD02CTRL1_1_5V	0x1c
/* LDO3 1.8 volt value */
#define MAX77686_LD03CTRL1_1_8V	0x14
/* LDO5 1.8 volt value */
#define MAX77686_LD05CTRL1_1_8V	0x14
/* LDO10 1.8 volt value */
#define MAX77686_LD10CTRL1_1_8V	0x14
/*
 * MAX77686_REG_PMIC_32KHZ set to 32KH CP
 * output is activated
 */
#define MAX77686_32KHCP_EN	(1 << 1)
/*
 * MAX77686_REG_PMIC_BBAT set to
 * Back up batery charger on and
 * limit voltage setting to 3.5v
 */
#define MAX77686_BBCHOSTEN	(1 << 0)
#define MAX77686_BBCVS_3_5V	(3 << 3)
#endif /* __MAX77686_PMIC_H_ */
